Weather on January 3
Mission Viejo, CA
55 Years of Data
Avg High
66°F
Avg Low
48°F
Warmest
2001
72°F avg
Coldest
1974
42°F avg
About This Date
January 3rd in Mission Viejo, CA typically brings mild winter weather, with average highs around 66°F and lows near 48°F. Over 56 years of records, the warmest January 3rd was in 2001 (72°F average), while the coldest was 1974 (42°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 20% of January 3rd dates historically, with the wettest January 3rd recording 1.65" of rain. The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
Planning for January 3rd in Mission Viejo, CA? Great weather for outdoor activities.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 67° | 54° | 60° | — | — |
| 2025 | 67° | 47° | 57° | — | — |
| 2024 | 58° | 47° | 52° | — | — |
| 2023 | 57° | 48° | 53° | — | — |
| 2022 | 63° | 45° | 54° | — | — |
| 2021 | 64° | 46° | 55° | — | — |
| 2020 | 72° | 55° | 63° | — | — |
| 2019 | 64° | 46° | 55° | — | — |
| 2018 | 77° | 58° | 67° | — | — |
| 2017 | 76° | 45° | 60° | 0.1" | — |
| 2016 | 61° | 48° | 54° | — | — |
| 2015 | 62° | 42° | 52° | — | — |
| 2014 | 75° | 55° | 65° | — | — |
| 2013 | 70° | 48° | 59° | — | — |
| 2012 | 81° | 62° | 71° | — | — |
| 2011 | 53° | 46° | 50° | — | — |
| 2010 | 83° | 61° | 72° | — | — |
| 2009 | 59° | 47° | 53° | — | — |
| 2008 | 70° | 51° | 60° | — | — |
| 2007 | 72° | 48° | 60° | — | — |
| 2006 | 62° | 44° | 53° | — | — |
| 2005 | 58° | 48° | 53° | — | — |
| 2004 | 59° | 42° | 51° | — | — |
| 2003 | 82° | 62° | 72° | — | — |
| 2002 | 65° | 48° | 56° | — | — |
| 2001warmest | 82° | 62° | 72° | — | — |
| 2000 | 67° | 43° | 55° | — | — |
| 1999 | 76° | 54° | 65° | — | — |
| 1998 | 59° | 52° | 55° | 0.64" | — |
| 1997 | 63° | 52° | 57° | 0.84" | — |
| 1996 | 69° | 49° | 59° | — | — |
| 1995 | 59° | 51° | 55° | 0.51" | — |
| 1994 | 83° | 56° | 69° | — | — |
| 1993 | 60° | 41° | 51° | — | — |
| 1992 | 60° | 52° | 56° | 0.69" | — |
| 1991 | 59° | 52° | 55° | 1.65" | — |
| 1990 | 61° | 43° | 52° | — | — |
| 1989 | 67° | 43° | 55° | 0.36" | — |
| 1988 | 60° | 44° | 52° | — | — |
| 1987 | 64° | 42° | 53° | — | — |
| 1986 | 65° | 50° | 57° | 0.08" | — |
| 1985 | 72° | 50° | 61° | — | — |
| 1984 | 75° | 51° | 63° | — | — |
| 1983 | 73° | 40° | 56° | — | — |
| 1982 | 56° | 34° | 45° | — | — |
| 1981 | 66° | 52° | 59° | — | — |
| 1980 | 77° | 39° | 58° | — | — |
| 1979 | 71° | 47° | 59° | — | — |
| 1978 | 58° | 50° | 54° | 0.91" | — |
| 1977 | 63° | 45° | 54° | 0.51" | — |
| 1976 | 62° | 36° | 49° | — | — |
| 1975 | 62° | 40° | 51° | — | — |
| 1974coldest | 50° | 33° | 42° | 0.03" | — |
| 1973 | 59° | 50° | 55° | — | — |
| 1972 | 64° | 43° | 53° | — | — |
| 1971 | 52° | 46° | 49° | — | — |
56 years of data from EL TORO MCAS